Cách sử dụng
A cation is a type of ion that has a positive charge. It is formed when an atom loses one or more of its negatively charged electrons. Cations are commonly found in compounds like salts and acids. In chemistry, the word cation is used to refer to any positively charged ion. If you are learning chemistry, you may encounter the term cation when studying topics like ionic compounds, electrochemistry, or acid-base reactions.